Question:
Azure Key Vault protects data when it's traveling between Azure Key Vault and clients. What protocol does it use for encryption?
Answer:
Azure Key Vault enforces Transport Layer Security protocol to protect data when it’s traveling between Azure Key Vault and clients.
The Secure Sockets Layer protocol has been replaced with the Transport Layer Security protocol.
Presentation Layer is part of the Open Systems Interconnection model and is not a security protocol.